Index 



343 



Tree, growth of, 29. 



life history of, 36. 

 Trespass, 166. 

 Trunk, 31. ' 



growth of, 32. 

 Tsuga, 42, 50. 



Ulmus, 53, 73. 



Unprofitable farm lands, use of , 11. 

 United States Forest Service, 287, 

 289. 



Valuation survey, 196. 

 Volume table, 199. 



red oak, 333. 



spruce, 334. 



white pine, 335. 



pitch pine, 336. 



chestnut, 337. 



Walnuts, 53, 85. 



key to, 86. 

 Weight of dry wood, 322. 



seasoned lumber, 325. 



cordwood, 324. 



White pine, yield table, 332. 



volume table, 335. 

 Willow, 53, 80. 



as a screen, 263. 

 Windbreak, value of woodlot as, 

 13. 



location of, 22. 



benefit from, 22. 

 Windfall, 167. 

 Winds, hot, 318. 



how formed, 318. 

 Woodlot, products of, 12. 



increases value of farm, 14. 



revenues from, 14. 



place in farm management, 15. 



location of, 19. 



percentage farm in, 21. 



weeding of, 134. 



Yield, increased, of forests in Eu- 

 rope, 140. 



of woodlot, 14. 

 Yield tables, Scotch pine, 331. 



white pine, 332. 



spruce, 332. 



